Toro 03723, 03724, 03725, 03752, 03753 Operator's Manual

Form No. 3350–280

5, 7, and 11 Blade Cutting Units

Reelmaster 4000-D Series

Model No. 03752—230000001 and Up
Model No. 03753—230000001 and Up
Model No. 03723—230000001 and Up
Model No. 03724—230000001 and Up
Model No. 03725—230000001 and Up
Model No. 03726—230000001 and Up

Operator ’s Manual

Eenglish (EN, GB)

Contents

Introduction

Introduction 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Safety 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Safety and Instruction Decals 3. . . . . . . . . . . . . . .

Specifications 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

General Specifications 3. . . . . . . . . . . . . . . . . . . .

Optional Accessories 4. . . . . . . . . . . . . . . . . . . . . .

Assembly 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Loose Parts 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Installing the Tipper Plates and Weights to the Cutting

Units 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Installing the Floatation Kit 6. . . . . . . . . . . . . . . . .

Installing the Fixed Head Kit 6. . . . . . . . . . . . . . . .

Securing the Cutting Units to the Lift Arms 6. . . .

Mounting the #4 and #5 Tipper Brackets 7. . . . . .

Mount the Roller Bumpers (Floatation Kit Only) 7
Mounting the Hydraulic Motors to the Cutting

Units 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Adjusting the Reel to Bedknife Contact 9. . . . . . .

Adjusting the Height-of-Cut for a Floating Cutting

Unit 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Quick Method for Changing Height-of-Cut after Initial

Setup of a Floating Cutting Unit 11. . . . . . . . . . . .

Checking/Adjusting the Cutting Unit Attitude 12. .
Height-of-Cut Adjustment for a Fixed Cutting

Unit 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Adjusting the Skids and Front Roller

(Fixed Head Kit) 13. . . . . . . . . . . . . . . . . . . . . . . .

Maintenance 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Lubrication 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Backlapping 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Servicing the Bedknife/Bedbar 15. . . . . . . . . . . . . .

Servicing the Reel Assembly 16. . . . . . . . . . . . . . . .

Removing the Roller 18. . . . . . . . . . . . . . . . . . . . . .

Installing the Roller 19. . . . . . . . . . . . . . . . . . . . . . .

The Toro General Commercial Products Warranty 20. .

Page

Read this manual carefully to learn how to operate and
maintain your product properly. The information in this
manual can help you and others avoid injury and product
damage. Although Toro designs and produces safe
products, you are responsible for operating the product
properly and safely.

Whenever you need service, genuine Toro parts, or
additional information, contact an Authorized Service
Dealer or Toro Customer Service and have the model and
serial numbers of your product ready. They are located on
the reel sideplate opposite the drive housing.

Write the product model and serial numbers in the space
below:

Model No.

Serial No.

This manual identifies potential hazards and has special
safety messages that help you and others avoid personal
injury and even death. Danger, Warning, and Caution are
signal words used to identify the level of hazard.
However, regardless of the hazard, be extremely careful.

Danger signals an extreme hazard that will cause serious
injury or death if you do not follow the recommended
precautions.

Warning signals a hazard that may cause serious injury or
death if you do not follow the recommended precautions.

Caution signals a hazard that may cause minor or
moderate injury if you do not follow the recommended
precautions.

This manual uses two other words to highlight
information. Important calls attention to special
mechanical information and Note: emphasizes general

information worthy of special attention.

 2004 by The Toro Company
8111 Lyndale Avenue South
Bloomington, MN 55420-1196

All Rights Reserved

Printed in the USA

2

Safety

Safety and Instruction Decals

Safety decals and instructions are easily visible to the operator and are located near any
area of potential danger. Replace any decal that is damaged or lost.

Part No. 67-7960

Part No. 93-6688 (for CE)

1. Danger—read the
operator’s manual before
performing maintenance.

2. Cutting hazard to hands,
fingers, and feet—stop the
engine before going near
rotating reels.

Specifications

General Specifications

5 Blade—1 to 3 in. (25 to 76 mm)

Height-of-cut

Height-of-cut adjustment

7 Blade—1/2 to 1-3/4 in. (9.5 to 45 mm)
11 Blade—3/8 to 3/4 in. (9.5 to 19 mm)

Quick adjustment and positive locking is provided by locking type cone nuts.
Gauge marks of 1/4 in. (6.3 mm) are provided as a reference for easy changes of
height-of-cut.

Part No. 85-6410

Part No. 93-7814 (for CE)

1. Entanglement hazard—stay away from moving parts.

Clip (variable to match

cutting conditions)

5 Blade Cutting Unit: .176 in. per mph (.352 in. at 2 MPH-1.32 in. at 7.5 mph)
7 Blade Cutting Unit : .126 in. per mph (.252 in. at 2 MPH-.945 in. at 7.5 mph)
11 Blade Cutting Unit: .080 in. per mph (.16 in. at 2 MPH-.600 in. at 7.5mph)

3

Optional Accessories

Floatation Kit (1 per machine) Model No. 03760
Fixed Head Kit (1 per machine) Model No. 03762
Wiehle Roller Kit (1 per machine) Model No. 03740
Side Skid Kit (1 per machine) Model No. 03744
Full Roller Kit (1 per machine) Model No. 03742
Dethatching Unit, RH

(3 per machine)
Dethatching Unit, LH

(2 per machine)
Rear Roller Scraper Kit

(1 per cutting unit)
Front Full Roller Scraper Kit

(1 per cutting unit)

Note: The front roller or other optional accessories for the
front of the cutting unit are shipped separately. Use the
instructions and parts supplied with the selected options
for installation on the cutting unit.

Model No. 03732

Model No. 03730

Part No. 59-6090

Part No. 62-6220

Assembly

Note: Determine the left and right sides of the machine from the normal operating position.

Loose Parts

Note: Use this chart as a checklist to ensure that all parts have been received. Without these parts, total setup cannot be
completed.

Description Qty. Use

Decals 2 Affix to cutting unit for CE.
Operator’s manual 1 Read before operating.
Parts catalog 1
Registration card 1 Fill out and return to Toro.

The following parts are required to mount the cutting
units:

• 3 Right-Hand Cutting Units

• 2 Left-Hand Cutting Units

• 1 Front Roller or Skid Kit

• 1 Floatation Kit (includes 3 Weights, 1 Backlapping

Brush, and 1 Gauge Bar) or

Important Thoroughly read both Cutting Unit and

Traction Unit Operator Manuals. Failure to do so may
result in damage to the cutting unit and/or poor
performance.

• 1 Fixed Head Kit (includes 3 Weights and 1

Backlapping Brush)

4

Caution

If you leave the key in the ignition switch, someone could accidently start the engine and
seriously injure you or other bystanders.

Remove the key from the ignition before installing, servicing, or making adjustments to the
cutting units.

Installing the Tipper Plates and
Weights to the Cutting Units

1. Refer to Figure 1 and layout all five cutting units on

the floor in front of the machine. Position 3 right-hand
cutting units (all three are alike) as #1, #3 and #5.
Position the left-hand #2 and #4 cutting units also
(both are alike).

FRONT

2

1

3

54

3

1

Figure 2

1. Inboard cutting unit cover

2. Tipper plate

Note: Do not install a tipper plate on the #1 cutting unit.

4. Mount one weight to each cutting unit guard (Fig. 3)

on the #1, #2 and #3 cuttings. Weights are located at
the opposite end of each cutting unit drive housing.
Use 1/2 in. carriage bolts provided with weights
(Fig. 3).

2

3. Flathead socket capscrew

Figure 1

Cutting Unit Layout

2. Install a front roller or skid kit to each cutting unit.

Installation instructions and cutting unit guards are
included with each kit.

3. On the #2 and #3 cutting units, remove 4 cover

capscrews located at the outside end of the cutting unit
drive housing. Discard cover screws. Mount a tipper
plate to front left-hand (#2) cutting unit and the front
right-hand (#3) cutting unit using flathead socket
screws and locknuts supplied with tipper plates
(Fig. 2).

1

2

Figure 3

1. Weight 2. Guard

5. On the #4 and #5 cutting units, remove 4 cover

capscrews located at the outside end of the cutting unit
drive housing. Discard cover screws. Tipper brackets
will be mounted at these locations after the #4 and #5
cutting units are mounted on lift arms (Fig. 2).

5

Installing the Floatation Kit

Mount a Flotation Kit Assembly (Fig. 4) to each cutting
unit with U-bolts, lock washers and nuts supplied with
kits. Male end of floatation assembly to be positioned
forward. Tighten U-bolts evenly.

Caution

2

1

Fingers can be pinched in the floatation u-joint.
Keep hands and fingers away from the u-joint.

Note: When installing floating head assembly to cutting

unit, make sure flap on bottom of assembly is positioned
to the inside of the cutting frame tubes (Fig. 4, inset).

1

2

6

5

3

1. Floatation kit assembly

2. U-bolts

3. Lift arm bolts

Figure 4

4. Flap

5. Capscrew and jam nut

6. Capscrew

4

5

4

Figure 5

1. Fixed head assembly

2. Thrust washer
(as required)

3. Cover plate

4. Attitude adjustment plate

5. Lift arm

Securing the Cutting Units to
the Lift Arms

1. Remove three metric bolts from each of the lift arms
(Fig. 5).

Note: The smaller diameter bolt goes through both the
pivot arm and the lift arm. Keep these bolts separate.

2. With the parking brake on, start the traction unit and
adjust the engine to half throttle. Be sure to release the
lift arm lock lever for the #1, #2 and #3 cutting units
and put the reel lift control for the #1, #2 and #3
cutting units in the lower position (Fig. 6). Release the
lever and let it return to the neutral position.

3

Installing the Fixed Head Kit

Note: Before mounting each fixed head assembly to
cutting unit, insert the pivot arm of assembly into the
appropriate lift arm block, align mounting holes and
determine how many thrust washers (if any) are required
to fill gap between assembly body and lift arm block. Add
required amount of washers to pivot arm before installing
fixed head assembly to lift arm.

Mount a Fixed Head Kit Assembly (Fig. 5) to each cutting
unit with a cover plate, attitude adjustment plate, U-bolts,
lockwashers and nuts supplied with kits. Male end of
floatation assembly to be positioned forward. Tighten
U-bolts evenly.

1

Figure 6

1. Reel lift control

Important Do not allow lever to snap back into the

neutral position or the lift arms may not go into float.

6